COMPANY RECORD · SEATTLE, WA
Prime Systems LLC — permit history in Seattle, WA
Prime Systems LLC appears on 147 Seattle permit records from 2019 through 2026, most often mechanical / hvac (98.6% of the record).
Permit categories
| Category | Permits | Share |
|---|---|---|
| Mechanical / HVAC | 145 | 98.6% |
| Electrical | 2 | 1.4% |
2 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.
Activity by year
| Year | Permits issued |
|---|---|
| 2019 | 8 |
| 2020 | 10 |
| 2021 | 23 |
| 2022 | 20 |
| 2023 | 31 |
| 2024 | 29 |
| 2025 | 16 |
| 2026 | 10 |
Busiest year on record: 2023, with 31 permits. One project can account for several filings, so read this as filing activity rather than workload.
Where they worked
| Address in source | Most recent permit |
|---|---|
| 7310 20TH AVE NE | 2026-06-22 |
| 8014 17TH AVE NW | 2026-05-16 |
| 2613 45TH AVE SW | 2026-04-30 |
| 2303 25TH AVE E | 2026-03-31 |
| 9438 24TH AVE SW | 2026-01-29 |
| 2845 PATTEN PL W | 2025-12-29 |
| 1425 WESTERN AVE | 2025-11-13 |
| 5708 ROOSEVELT WAY NE | 2025-10-21 |
| 11446 70TH PL S | 2025-10-03 |
| 1121 NW 103RD ST | 2025-08-27 |
| 7022 49TH AVE NE | 2025-03-11 |
| 817 N 60TH ST | 2025-01-30 |
| 2115 3RD AVE N | 2025-01-24 |
| 1521 34TH AVE | 2024-11-22 |
80 distinct addresses on record; the 14 most recent are shown. Declared value on record runs from $0 to $30,000, median $0. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.
Permits on record
147 permits; open the 50 most recent
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| 7149193-RF | 2026-06-22 | Mechanical / HVAC | 7310 20TH AVE NE | 6-Zone Minisplit Install | $30,000 |
| 7149191-FR | 2026-06-22 | Mechanical / HVAC | 7310 20TH AVE NE | 6-Zone Minisplit Install | $30,000 |
| 7143462-RF | 2026-05-16 | Mechanical / HVAC | 8014 17TH AVE NW | Heat Pump Install | $10,000 |
| 7143500-FR | 2026-05-16 | Mechanical / HVAC | 8014 17TH AVE NW | Heat Pump Install | $10,000 |
| 7140828-FR | 2026-04-30 | Mechanical / HVAC | 2613 45TH AVE SW | Minisplit + Heat Pump Install | $14,000 |
| 7140829-RF | 2026-04-30 | Mechanical / HVAC | 2613 45TH AVE SW | Heat Pump Install | $14,000 |
| 7135990-RF | 2026-03-31 | Mechanical / HVAC | 2303 25TH AVE E | Heat Pump Install | $9,000 |
| 7136094-FR | 2026-03-31 | Mechanical / HVAC | 2303 25TH AVE E | Heat Pump Install | $9,000 |
| 7126866-FR | 2026-01-29 | Mechanical / HVAC | 9438 24TH AVE SW | Minisplit & Heat-Pump Install | $8,000 |
| 7126846-RF | 2026-01-28 | Mechanical / HVAC | 9438 24TH AVE SW | Heat Pump Install | $8,000 |
| 7122930-FR | 2025-12-29 | Mechanical / HVAC | 2845 PATTEN PL W | Install of Two Mitsubishi Ductless Mini Split Heat Pumps. | $0 |
| 7122929-RF | 2025-12-29 | Mechanical / HVAC | 2845 PATTEN PL W | Install of Two Mitsubishi Ductless Mini Split Heat Pumps. | $0 |
| 7080927-ME | 2025-11-13 | Mechanical / HVAC | 1425 WESTERN AVE | Replace Electric furnace with New Air Handler and Heat Pump. Use existing Duct, per plans | $11,500 |
| 7112745-FR | 2025-10-21 | Mechanical / HVAC | 5708 ROOSEVELT WAY NE | Heat Pump Install | $0 |
| 7112610-RF | 2025-10-20 | Mechanical / HVAC | 5708 ROOSEVELT WAY NE | Heat Pump Install | $0 |
| 7112609-FR | 2025-10-20 | Mechanical / HVAC | 5708 ROOSEVELT WAY NE | Heat Pump Install | $0 |
| 7110024-FR | 2025-10-03 | Mechanical / HVAC | 11446 70TH PL S | Install 3 zone minisplit | $0 |
| 7110025-RF | 2025-10-03 | Mechanical / HVAC | 11446 70TH PL S | Install 3 zone minisplit | $0 |
| 7103778-FR | 2025-08-27 | Mechanical / HVAC | 1121 NW 103RD ST | Install 2 ERV's | $0 |
| 7079313-RF | 2025-04-07 | Mechanical / HVAC | 1425 WESTERN AVE | Replace Air Handler with Ducted Mitsubishi Heat Pump | $11,500 |
| 7074463-FR | 2025-03-11 | Mechanical / HVAC | 7022 49TH AVE NE | 2 Zone Minisplit System Install | $0 |
| 7074462-RF | 2025-03-11 | Mechanical / HVAC | 7022 49TH AVE NE | Install 2 zone minisplit | $0 |
| 7067668-FR | 2025-01-30 | Mechanical / HVAC | 817 N 60TH ST | Install 2 minisplit heat pumps | $0 |
| 7067667-RF | 2025-01-29 | Mechanical / HVAC | 817 N 60TH ST | Install 2 minisplit heat pumps | $0 |
| 7066672-RF | 2025-01-24 | Mechanical / HVAC | 2115 3RD AVE N | 3 zone Minisplit Install | $0 |
| 7066673-FR | 2025-01-24 | Mechanical / HVAC | 2115 3RD AVE N | 3 zone minisplit install | $0 |
| 7057753-FR | 2024-11-22 | Mechanical / HVAC | 1521 34TH AVE | Furnace replacement + Heat Pump | $0 |
| 7057754-RF | 2024-11-22 | Mechanical / HVAC | 1521 34TH AVE | Furnace Replacement + Heat Pump | $0 |
| 7057751-FR | 2024-11-22 | Mechanical / HVAC | 8005 37TH AVE NE | Replace furnace + minisplit | $0 |
| 7057752-RF | 2024-11-22 | Mechanical / HVAC | 8005 37TH AVE NE | Replace furnace + Minisplit | $0 |
| 7051124-RF | 2024-10-15 | Mechanical / HVAC | 9322 47TH AVE SW | 2 Zone Minisplit Install | $0 |
| 7051125-FR | 2024-10-15 | Mechanical / HVAC | 9322 47TH AVE SW | 2 Zone Minisplit Install | $0 |
| 7042759-RF | 2024-08-27 | Mechanical / HVAC | 2626 MAYFAIR AVE N | Install 4 zone minisplit | $0 |
| 7042760-FR | 2024-08-27 | Mechanical / HVAC | 2626 MAYFAIR AVE N | 4 Zone minisplit install | $0 |
| 7042011-FR | 2024-08-21 | Mechanical / HVAC | 1121 NW 103RD ST | 2 minisplit systems install, 2 erv units per plans | $0 |
| 7042010-RF | 2024-08-21 | Mechanical / HVAC | 1121 NW 103RD ST | Install 2 minisplit heat pumps | $0 |
| 7041669-RF | 2024-08-21 | Mechanical / HVAC | 4309 13TH AVE S | 3 zone minisplit install | $0 |
| 7041668-FR | 2024-08-21 | Mechanical / HVAC | 4309 13TH AVE S | 3 zone Minisplit Install | $0 |
| 7031555-FR | 2024-06-20 | Mechanical / HVAC | 4813 A S FLETCHER ST | Replace furnace, install heat pump | $0 |
| 7031556-RF | 2024-06-20 | Mechanical / HVAC | 4813 A S FLETCHER ST | Install Heat Pump | $0 |
| 7031558-RF | 2024-06-20 | Mechanical / HVAC | 4813 B S FLETCHER ST | Install Heat Pump | $0 |
| 7031557-FR | 2024-06-20 | Mechanical / HVAC | 4813 B S FLETCHER ST | Replace furnace, Install Heat Pump | $0 |
| 7025893-FR | 2024-05-20 | Mechanical / HVAC | 2103 29TH AVE S | Install 3 Zone Minisplit | $0 |
| 7025894-RF | 2024-05-20 | Mechanical / HVAC | 2103 29TH AVE S | Install 3 Zone Minisplit | $0 |
| 7023831-RF | 2024-05-08 | Mechanical / HVAC | 415 W BLAINE ST | Minisplit Heat Pump Install | $0 |
| 7023832-FR | 2024-05-08 | Mechanical / HVAC | 415 W BLAINE ST | Minisplit Heat Pump Install | $0 |
| 7014316-FR | 2024-03-13 | Mechanical / HVAC | 1002 NE 80TH ST | Minisplit Heat Pump Install | $0 |
| 7014315-RF | 2024-03-13 | Mechanical / HVAC | 1002 NE 80TH ST | Minisplit Heat Pump Install | $0 |
| 7012865-FR | 2024-03-07 | Mechanical / HVAC | 710 NW 95TH ST | 2 Wall Mount Mitsubishi Minisplit Install | $0 |
| 7012864-RF | 2024-03-07 | Mechanical / HVAC | 710 NW 95TH ST | 2 Zone Mitsubishi Minisplit Install | $0 |
Fields appear as the issuing authority published them, including spelling and blanks. Scope text is the applicant's description of intended work, not an inspection finding.
Source and limits
Public Seattle permit records through 2026, counted by distinct permit number. This is a historical filing record: it cannot show current backlog, pricing, crew availability, licensing or insurance, and a quiet period may only mean work was filed elsewhere. Confirm anything commercial with the company and with the issuing authority before acting. How we build these records, and what we withhold →